Perhaps you should try some spelling variations:
thu sach » tu sach, thuat sach, thuoc sach
ban hanh » ban hang
va danh » va dinh, va dan, va hanh
va cham » va chat, va tham
nang xa » nang x, lang xa, nang ma
y nang » ky nang, ly nang, v nang
ve cai » va cai, ve cac, ve tai
vi cua » vai cua, di cua
cua te » cua tu

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: thu sach y nang xa hoi. hieu ((ve cai) or (va cham)) tuc ((ban hanh) or (va danh)) vi cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thu sach y nang xa hoi. hieu ((ve cai) OR (va cham)) tuc ((ban hanh) OR (va danh)) vi cua te.
• Adding a wildcard symbol may retrieve word variants: thu sach y nang xa hoi. hieu ((ve cai) or (va cham)) tuc ((ban hanh) or (va danh)) vi cua te*.